Toolchanger arm



FIG. 1 is a front elevational view of a toolchanger arm showing my new design.

FIG. 2 is a side elevational view taken from the right of FIG. 1.

FIG. 3 is a perspective view thereof.

The rear of the toolchanger arm is conventional and unornamented. 

The ornamental design for a toolchanger arm, as shown and described. 